Inflatable drain plug

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Description

FIG. 1: Top right perspective view;

FIG. 2: Left end view;

FIG. 3: Right end view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a right side elevation; and,

FIG. 7 is a left side elevation.

The broken line showing is included for the purpose of illustrating portions of the article that form no part of the claimed design.

Claims

The ornamental design for an inflatable drain plug, as shown and described.

Referenced Cited
U.S. Patent Documents
5240031 August 31, 1993 Vigil
5427153 June 27, 1995 Tash
D369652 May 7, 1996 Mathison et al.
D370055 May 21, 1996 Mathison
D370715 June 11, 1996 Hamer
6116286 September 12, 2000 Hooper et al.
6347417 February 19, 2002 Ohta
6901966 June 7, 2005 Onuki et al.
7455077 November 25, 2008 Lundman
20040112451 June 17, 2004 Lundman
20080163951 July 10, 2008 Lundman
20090050224 February 26, 2009 Lundman
Patent History
Patent number: D613376
Type: Grant
Filed: Aug 25, 2008
Date of Patent: Apr 6, 2010
Inventor: Constantin Barbu (Rego Park, NY)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric L Goodman
Attorney: Richard L. Mikesell
Application Number: 29/310,516
Classifications
Current U.S. Class: Coupling Or Joint (D23/262)